Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions
When wet, ________
A. these old papers give off a bad smell
B. we get a bad smell from these old papers
C. a bad smell comes from these old papers
D. there is a bad smell coming from these old papers
Đáp án A
Give off: tỏa ra khói, ánh sáng,…